Statistics MCQs

Option A: The third root of the product of N values

Option B: The square root of the product of N values

Option C: The fourth root of the product of N values

Option D: The Nth root of the product of N values

Correct Answer: The Nth root of the product of N values ✔

Option A: Median

Option B: Mean

Option C: Mode

Option D: Standard Deviation

Correct Answer: Mean ✔

Option A: n+12

Option B: n2

Option C: All of the above

Option D: None of these

Correct Answer: n+12 ✔

A. Zero
B. b
C. None

Correct Answer: b ✔

Option A: Mean

Option B: Mode

Option C: Median

Option D: Standard Deviation

Correct Answer: Mean ✔

A. 9
B. 0.9
C. 70
D 90

Correct Answer: 9 ✔

Option A: 21

Option B: 24

Option C: 28

Option D: 0

Correct Answer: 24 ✔

Option A: ab2

Option B: 2a2

Option C: (a+b)/2

Option D: a−b2

Correct Answer: (a+b)/2 ✔

Option A: Small values only

Option B: Large values only

Option C: Extreme values only

Option D: All values

Correct Answer: All values ✔

Option A: Normal

Option B: Mesokurtic

Option C: Leptokurtic

Option D: Platykurtic

Correct Answer: Platykurtic ✔

Option A: Dispersion

Option B: Skewness

Option C: Symmetry

Option D: Kurtosis

Correct Answer: Kurtosis ✔

Option A: 0 and 1

Option B: -1 and +1

Option C: -1 and 0

Option D: None of these

Correct Answer: -1 and +1 ✔

Option A: Mesokurtic

Option B: Positively Skewed

Option C: Symmetrical

Option D: Negatively Skewed

Correct Answer: Symmetrical ✔

Option A: Range

Option B: Standard Deviation

Option C: Coefficient of Variation

Option D: Mean Deviation

Correct Answer: Coefficient of Variation ✔

Option A: X¯¯¯¯−S and X¯¯¯¯+S

Option B: X¯¯¯¯−2S and X¯¯¯¯+2S

Option C: X¯¯¯¯−3S and X¯¯¯¯+3S

Option D: None of these

Correct Answer: X¯¯¯¯−S and X¯¯¯¯+S ✔

Option A: 8

Option B: 3

Option C: 5

Option D: 24

Correct Answer: 24 ✔

Option A: Zero

Option B: Constant

Option C: a

Option D: None

Correct Answer: Zero ✔

Option A: 5 Var(X)

Option B: 4 Var(X)

Option C: 4 Var(X)+3

Option D: 5 Var(X)+3

Correct Answer: 4 Var(X) ✔

Option A: 50

Option B: 70

Option C: 50/20

Option D: 50-20 = 30

Correct Answer: 50 ✔

Option A: 20

Option B: 5

Option C: 2.5

Option D: 5.5

Correct Answer: 5 ✔

Option A: Greater

Option B: Less

Option C: Equal

Option D: None

Correct Answer: Greater ✔

Option A: Positive

Option B: Negative

Option C: 0

Option D: 1

Correct Answer: Negative ✔

Option A: 100%

Option B: 25%

Option C: 20%

Option D: None of these

Correct Answer: 20% ✔

Option A: Zero

Option B: 1

Option C: Negative

Option D: None of these

Correct Answer: Zero ✔

Option A: Absolute Dispersion

Option B: Relative Dispersion

Option C: Skewness

Option D: Non of these

Correct Answer: Skewness ✔

Option A: Negatively Skewed

Option B: Positively Skewed

Option C: All of above

Option D: None of these

Correct Answer: Positively Skewed ✔

Option A: Median

Option B: Mode

Option C: Mean

Option D: None of these

Correct Answer: Mean ✔

Option A: Zero

Option B: 3

Option C: 3

Option D: None of these

Correct Answer: 3 ✔

Option A: Symmetrical

Option B: Normal

Option C: Positively Skewed

Option D: Negatively Skewed

Correct Answer: Positively Skewed ✔

Option A: Symmetrical

Option B: Skewed

Option C: All of above

Option D: None of these

Correct Answer: Symmetrical ✔

Option A: Standard Deviation

Option B: Variance

Option C: Coefficient of Variation

Option D: None of these

Correct Answer: Variance ✔

Option A: Range

Option B: Standard Deviation

Option C: Coefficient of Variation

Option D: Mean Deviation

Correct Answer: Coefficient of Variation ✔

Option A: 1

Option B: 0

Option C: Mean

Option D: Mode

Correct Answer: 0 ✔

Option A: 0

Option B: 2.58

Option C: 5

Option D: 4.66

Correct Answer: 2.58 ✔

Option A: SD(X)−SD(Y)

Option B: SD(X)+SD(Y)

Option C: SD(X)+SD(Y)−−−−−−−−−−−−−−√

Option D: Var(X)+Var(Y)−−−−−−−−−−−−−−−√

Correct Answer: SD(X)+SD(Y) ✔

Option A: Always

Option B: Sometimes

Option C: Never

Option D: None of these

Correct Answer: Never ✔

Option A: a±bVar(X)

Option B: Var(a)±Var(X)

Option C: ±bVar(X)

Option D: b2Var(X)

Correct Answer: b2Var(X) ✔

Option A: Origin

Option B: Scale

Option C: Both

Option D: None of these

Correct Answer: Origin ✔

Option A: 1

Option B: -1

Option C: 3

Option D: -3

Correct Answer: 0 ✔

Option A: Zero

Option B: Maximum

Option C: Least

Option D: None

Correct Answer: Least ✔

Option A: 4

Option B: 8

Option C: 2

Option D: 12

Correct Answer: 0 ✔

Option A: Origin

Option B: Scale

Option C: Algebraic Signs

Option D: None

Correct Answer: Scale ✔

Option A: Zero

Option B: Positive

Option C: Negative

Option D: Infinity

Correct Answer: Positive ✔

Option A: Maximum

Option B: Zero

Option C: Minimum

Option D: Undefined

Correct Answer: Zero ✔

Option A: Descriptive statistics

Option B: Inferential Statistics

Option C: Parameter

Option D: Population

Correct Answer: Inferential Statistics ✔

Option A: Quartiles

Option B: Standard Deviations

Option C: Percentiles

Option D: Deciles

Correct Answer: Standard Deviations ✔

Option A: Arithmetic Mean

Option B: Geometric Mean

Option C: Harmonic Mean

Option D: Weighted Mean

Correct Answer: Mode ✔

Option A: Qualitative data

Option B: Categorical data

Option C: Continuous data

Option D: Discrete data

Correct Answer: Continuous data ✔

Option A: A portion of the sample

Option B: A portion of the population

Option C: all the items under investigation

Option D: none of the above

Correct Answer: A portion of the population ✔

Option A: 6

Option B: Zero

Option C: 3

Option D: 2

Correct Answer: 2 ✔

Option A: Standard Deviation

Option B: Variance

Option C: Coefficient of Variation

Option D: None of these

Correct Answer: Coefficient of Variation ✔

Option A: The Range

Option B: 50th Percentile

Option C: Inter-Quartile Range

Option D: Variance

Correct Answer: 50th Percentile ✔

Option A: Collecting information from elements

Option B: Making mathematical calculations

Option C: Drawing graphs and pictures

Option D: None of the above

Correct Answer: Collecting information from elements ✔

Option A: Advanced Statistics

Option B: Probability Statistics

Option C: Inferential Statistics

Option D: Descriptive Statistics

Correct Answer: Descriptive Statistics ✔

Option A: Population

Option B: Sample

Option C: Data

Option D: Observations

Correct Answer: Sample ✔

Option A: Grouped data

Option B: Ungrouped data

Option C: Secondary data

Option D: Primary data

Correct Answer: Primary data ✔

Option A: A sample

Option B: A Parameter

Option C: A Population

Option D: Both b and c

Correct Answer: A sample ✔

Option A: The description of decision making process

Option B: The methods for organizing, displaying, and describing data

Option C: How to describe the probability distribution

Option D: None of the above

Correct Answer: The methods for organizing, displaying, and describing data ✔

Option A: the methods to make decisions about population based on sample results

Option B: how to make decisions about mean, median, or mode

Option C: how a sample is obtained from a population

Option D: None of the above

Correct Answer: the methods to make decisions about population based on sample results ✔

Option A: Zero

Option B: Fixed

Option C: Not fixed

Option D: Nothing

Correct Answer: Fixed ✔

Option A: Dispersion/ Variability

Option B: Measurement error

Option C: Random error

Option D: Instrument error

Correct Answer: Random error ✔

Option A: Sample survey

Option B: Accounting

Option C: Investigation

Option D: Complete enumeration

Correct Answer: Complete enumeration ✔

Option A: Discrete variable

Option B: Continuous variable

Option C: Qualitative variable

Option D: Constant

Correct Answer: Continuous variable ✔

Option A: Raw data

Option B: Primary data

Option C: Secondary data

Option D: Qualitative data

Correct Answer: Secondary data ✔

Option A: Secondary data

Option B: Organized data

Option C: Primary data

Option D: None of these

Correct Answer: Primary data ✔

Option A: Height of a student

Option B: Liking or disliking of (500) persons of a product

Option C: Income of a government servant in a city

Option D: Yield from a wheat plot

Correct Answer: Liking or disliking of (500) persons of a product ✔

Option A: a discrete variable

Option B: a continuous variable

Option C: a constant

Option D: a qualitative variable

Correct Answer: a discrete variable ✔

Option A: Leptokurtic

Option B: Pyrokurtic

Option C: Platykurtic

Option D: Mesokurtic

Correct Answer: Leptokurtic ✔

Option A: 9

Option B: 3

Option C: 21

Option D: 81

Correct Answer: 81 ✔

Option A: Percentile

Option B: Quartile

Option C: Standard deviation

Option D: Mode

Correct Answer: Standard deviation ✔

Option A: Range

Option B: Zero

Option C: Total Standard Deviation

Option D: Positive

Correct Answer: Zero ✔

Option A: Positively Skewed

Option B: Symmetrical

Option C: Asymptotic

Option D: Negatively Skewed

Correct Answer: Negatively Skewed ✔

Option A: Measure of Variability

Option B: Measure of Central Tendency

Option C: Measure of Association

Option D: Measure of Shape

Correct Answer: Measure of Central Tendency ✔

Option A: 60.4%

Option B: 48.3%

Option C: 35.7%

Option D: 27.8%

Correct Answer: 35.7% ✔

Option A: Arithmetic Mean

Option B: Geometric Mean

Option C: Harmonic Mean

Option D: Weighted Mean

Correct Answer: Mode ✔

Option A: Descriptive statistics

Option B: Inferential Statistics

Option C: Parameter

Option D: Population

Correct Answer: Inferential Statistics ✔

Option A: Registration

Option B: Entry

Option C: Correspondents

Option D: none of these

Correct Answer: Registration ✔

Option A: Continuous

Option B: Discrete

Option C: Both (a) and (b)

Option D: None of these

Correct Answer: Discrete ✔

Option A: Continuous variable

Option B: Constant variable

Option C: Discrete variable

Option D: Attribute

Correct Answer: Attribute ✔

Option A: Σu1=1 ƒ ixi2

Option B: Σni-1 ƒ ixi2

Option C: Σpi=1 ƒ ixi2

Option D: Σmi=1 ƒ ixi2

Correct Answer: Σu1=1 ƒ ixi2 ✔

Option A: Secondary data

Option B: Discrete data

Option C: Continuous data

Option D: None

Correct Answer: None ✔

Option A: Cheapest method

Option B: Existing Sources

Option C: Primary

Option D: Secondary

Correct Answer: Existing Sources ✔

Option A: All possible

Option B: Constant

Option C: Accuracy

Option D: Specific

Correct Answer: All possible ✔

Option A: Discrete

Option B: Specific

Option C: Continuous

Option D: Constant

Correct Answer: Continuous ✔

Option A: Quantitative

Option B: Primary

Option C: Discrete

Option D: Secondary

Correct Answer: Primary ✔

Option A: Two reasons

Option B: Short run

Option C: Three reasons

Option D: Natural Sciences

Correct Answer: Three reasons ✔

Option A: Short run

Option B: Long run

Option C: Medium period

Option D: None of these

Correct Answer: Long run ✔

Option A: Long run

Option B: Plural sense

Option C: indefinite

Option D: Short run

Correct Answer: Long run ✔

Option A: Two ways

Option B: Four ways

Option C: Six ways

Option D: Three way

Correct Answer: Three way ✔

Option A: variable

Option B: Attribute

Option C: Constant

Option D: None of these

Correct Answer: Constant ✔

Option A: Fisher

Option B: unavoidable

Option C: Feet

Option D: Achenwall

Correct Answer: Achenwall ✔

Option A: Inferential

Option B: Descriptive

Option C: Collection

Option D: Two

Correct Answer: Descriptive ✔

Option A: Biology

Option B: Three reasons

Option C: Hands

Option D: Physics

Correct Answer: Biology ✔

Option A: In each case

Option B: Average

Option C: Facts

Option D: Field

Correct Answer: Average ✔

Option A: One

Option B: Four

Option C: More than value

Option D: Resindent

Correct Answer: One ✔

Option A: Research

Option B: Statistical

Option C: Secondary

Option D: Primary

Correct Answer: Primary ✔

Option A: Qualitative

Option B: Quantitative data

Option C: Variable data

Option D: Continuous data

Correct Answer: Continuous data ✔

Option A: Blood group

Option B: Blood Pressure

Option C: Temperature of room

Option D: Religions of people of a country

Correct Answer: Religions of people of a country ✔

Option A: 1/10

Option B: 1/1000

Option C: 1/100

Option D: 100

Correct Answer: 100 ✔

Option A: Attribute

Option B: Discrete variable

Option C: Continuous variable

Option D: Constant

Correct Answer: Attribute ✔